This standard was last reviewed and confirmed in 2013. Therefore this version remains current.
Establishes the nomenclature and lays down the leading dimensions to ensure interchangeability within the limits of system B of the following equipment: drill rods and couplings, fishing rods and couplings; casing tubes, casing drive shoes, casing shoe bits, casing bits and sediment tubes; core barrels, core bits, core lifters and reaming shells. Specifies the characteristics of a range of equipment for drilling holes having diameters from 36 mm to 146 mm and yielding cores from 22 mm to 120 mm in diameter.
Status : PublishedPublication date : 1992-07
Edition : 1Number of pages : 43
Buy this standard